zinc sulfate

zinc sulfate, chemical compound ZnSO 4, a very water soluble, transparent, colorless, crystalline compound. It is commonly used as the heptahydrate, ZnSO 4·7H 2O, and is commonly called white vitriol it occurs naturally as the mineral goslarite, and can be prepared by reacting zinc with sulfuric acid. It is used to supply zinc in animal feeds, fertilizers, and agricultural sprays in making lithopone in coagulation baths for rayon in electrolyte for zinc plating as a mordant in dyeing as a preservative for skins and leather and in medicine as an astringent and emitic.